strongswan/src/libstrongswan/tests/test_suite.h

333 lines
8.2 KiB
C

/*
* Copyright (C) 2013 Tobias Brunner
* Hochschule fuer Technik Rapperswil
* Copyright (C) 2013 Martin Willi
* Copyright (C) 2013 revosec AG
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*/
/**
* @defgroup test_suite test_suite
* @{ @ingroup libtest
*/
#ifndef TEST_SUITE_H_
#define TEST_SUITE_H_
#define _GNU_SOURCE
#include <setjmp.h>
#include <library.h>
#include <utils/debug.h>
#include <utils/backtrace.h>
#include <collections/array.h>
typedef struct test_suite_t test_suite_t;
typedef struct test_case_t test_case_t;
typedef struct test_function_t test_function_t;
typedef struct test_fixture_t test_fixture_t;
/**
* Default timeout for a single test function
*/
#define TEST_FUNCTION_DEFAULT_TIMEOUT 2
/**
* Test function implementation
*/
typedef void (*test_function_cb_t)(int);
/**
* Fixture for a test case.
*/
typedef void (*test_fixture_cb_t)(void);
/**
* A test suite; a collection of test cases with fixtures
*/
struct test_suite_t {
/** name of the test suite */
const char *name;
/** test cases registered, as test_case_t* */
array_t *tcases;
};
/**
* A test case; multiple test functions using the same fixtures
*/
struct test_case_t {
/** name of the test case */
const char *name;
/** tests registered, as test_function_t */
array_t *functions;
/** fixture for tests, as test_fixture_t */
array_t *fixtures;
/** timeout for each function, in s */
int timeout;
};
/**
* A test function, with optional loop setup
*/
struct test_function_t {
/** name of test function */
char *name;
/** tests function registered, test_function_t* */
test_function_cb_t cb;
/** start for loop test */
int start;
/** end for loop test */
int end;
};
/**
* Registered fixture for a test case
*/
struct test_fixture_t {
test_fixture_cb_t setup;
test_fixture_cb_t teardown;
};
/**
* Create a new test suite
*
* @param name name of the test suite
* @return test suite
*/
test_suite_t* test_suite_create(const char *name);
/**
* Create a new test case
*
* @param name name of test case
* @return test case
*/
test_case_t* test_case_create(const char *name);
/**
* Add a setup/teardown function to the test case
*
* @param tcase test case to add a fixture to
* @param setup setup function called before each test
* @param teardown cleanup function called after each test
*/
void test_case_add_checked_fixture(test_case_t *tcase, test_fixture_cb_t setup,
test_fixture_cb_t teardown);
/**
* Add a test function to a test case, with a name, looped several times
*
* @param name name of the test case
* @param tcase test case to add test function to
* @param cb callback function to invoke for test
* @param start start of loop counter
* @param end end of loop counter
*/
void test_case_add_test_name(test_case_t *tcase, char *name,
test_function_cb_t cb, int start, int end);
/**
* Add a test function to a test case
*
* @param tcase test case to add test function to
* @param cb callback function to invoke for test
*/
#define test_case_add_test(tcase, cb) \
test_case_add_test_name(tcase, #cb, cb, 0, 1)
/**
* Add a test function to a test case, looped several times
*
* @param tcase test case to add test function to
* @param cb callback function to invoke for test
* @param start start of loop counter
* @param end end of loop counter
*/
#define test_case_add_loop_test(tcase, cb, start, end) \
test_case_add_test_name(tcase, #cb, cb, start, end)
/**
* Set a custom timeout for test functions in a test case
*
* @param tcase test case to set timeout for
* @param s test timeout in s
*/
void test_case_set_timeout(test_case_t *tcase, int s);
/**
* Add a test function to a test case, looped several times
*
* @param suite test suite to add test case to
* @param tcase test case to add
*/
void test_suite_add_case(test_suite_t *suite, test_case_t *tcase);
/**
* sigjmp restore point used by test_restore_point
*/
extern sigjmp_buf test_restore_point_env;
/**
* Set or return from an execution restore point
*
* This call sets a restore execution point and returns TRUE after it has
* been set up. On test failure, the execution is returned to the restore point
* and FALSE is returned to indicate test failure.
*
* @return TRUE if restore point set, FALSE when restored
*/
#define test_restore_point() (sigsetjmp(test_restore_point_env, 1) == 0)
/**
* Set up signal handlers for test cases
*/
void test_setup_handler();
/**
* Set up a timeout to let a test fail
*
* @param s timeout, 0 to disable timeout
*/
void test_setup_timeout(int s);
/**
* Get info about a test failure
*
* @param msg buffer receiving failure info
* @param len size of msg buffer
* @param file pointer receiving source code file
* @return source code line number
*/
int test_failure_get(char *msg, int len, const char **file);
/**
* Get a backtrace for a failure.
*
* @return allocated backtrace of test failure, if any
*/
backtrace_t *test_failure_backtrace();
/**
* Let a test fail and set a message using vprintf style arguments.
*
* @param file source code file name
* @param line source code line number
* @param fmt printf format string
* @param args argument list for fmt
*/
void test_fail_vmsg(const char *file, int line, char *fmt, va_list args);
/**
* Let a test fail and set a message using printf style arguments.
*
* @param file source code file name
* @param line source code line number
* @param fmt printf format string
* @param ... arguments for fmt
*/
void test_fail_msg(const char *file, int line, char *fmt, ...);
/**
* Check if two integers equal, fail test if not
*
* @param a first integer
* @param b second integer
*/
#define test_int_eq(a, b) \
({ \
typeof(a) _a = a; \
typeof(b) _b = b; \
if (_a != _b) \
{ \
test_fail_msg(__FILE__, __LINE__, #a " != " #b " (%d != %d)", _a, _b); \
} \
})
/**
* Check if two strings equal, fail test if not
*
* @param a first string
* @param b second string
*/
#define test_str_eq(a, b) \
({ \
char* _a = (char*)a; \
char* _b = (char*)b; \
if (!_a || !_b || !streq(_a, _b)) \
{ \
test_fail_msg(__FILE__, __LINE__, \
#a " != " #b " (\"%s\" != \"%s\")", _a, _b); \
} \
})
/**
* Check if a statement evaluates to TRUE, fail test if not
*
* @param x statement to evaluate
*/
#define test_assert(x) \
({ \
if (!(x)) \
{ \
test_fail_msg(__FILE__, __LINE__, #x); \
} \
})
/**
* Check if a statement evaluates to TRUE, fail and print a message if not
*
* @param x statement to evaluate
* @param fmt message format string
* @param ... fmt printf arguments
*/
#define test_assert_msg(x, fmt, ...) \
({ \
if (!(x)) \
{ \
test_fail_msg(__FILE__, __LINE__, #x ": " fmt, ##__VA_ARGS__); \
} \
})
/* "check unit testing" compatibility */
#define Suite test_suite_t
#define TCase test_case_t
#define ck_assert_int_eq test_int_eq
#define ck_assert test_assert
#define ck_assert_msg test_assert_msg
#define ck_assert_str_eq test_str_eq
#define fail(fmt, ...) test_fail_msg(__FILE__, __LINE__, fmt, ##__VA_ARGS__)
#define fail_if(x, fmt, ...) \
({ \
if (x) \
{ \
test_fail_msg(__FILE__, __LINE__, #x ": " fmt, ##__VA_ARGS__); \
} \
})
#define fail_unless test_assert_msg
#define suite_create test_suite_create
#define tcase_create test_case_create
#define tcase_add_checked_fixture test_case_add_checked_fixture
#define tcase_add_test test_case_add_test
#define tcase_add_loop_test test_case_add_loop_test
#define tcase_set_timeout test_case_set_timeout
#define suite_add_tcase test_suite_add_case
#define START_TEST(name) static void name (int _i) {
#define END_TEST }
#define START_SETUP(name) static void name() {
#define END_SETUP }
#define START_TEARDOWN(name) static void name() {
#define END_TEARDOWN }
#endif /** TEST_SUITE_H_ @}*/